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US 11,884,590 B2Granted
Fire resistant fibre cement compositions
AssigneeSwisspearl Group AG
InventorsTassilo Folker Rinder, Oliver Peter Günter Millon, Carsten Zanders
Life of this patent
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Abstract
A fibre cement composition comprising at least one hydraulic binder, an organic processing aid fibre as the sole organic fibre within the fibre cement composition, and at least one inorganic fibre, which exhibits excellent fire resistance and mechanical properties.
Claims14
A fibre cement composition, comprising:
- at least one hydraulic binder,
- an organic processing aid fibre as the sole organic fibre comprised in the fibre cement composition, and wherein the organic processing aid fibre consists of wood pulp, and
- at least one inorganic fibre, and wherein the inorganic fibre is basalt fibre, or a combination of basalt fibre and glass fibre, the inorganic fibre having an average length of about 2 mm to about 8 mm,
- wherein the fibre cement composition comprises the organic fibre in an amount of more than 2 and up to 10 dry weight percent, based on the total dry weight of the fibre cement composition.
1 more element
Dependencies are inferred from the claim text.